ORLANDO, FL -- The Air Force is preparing to defend its fiscal year 2021 budget realignments to Congress, holding classified briefings with lawmakers and staffers ahead of hearings likely to expose the service's proposals to heavy scrutiny. "We've given over double the number of classified briefings to members and staff in preparation for hearings next week because one of the challenges we have is, it wouldn't surprise anyone that the most amount of classified investment is in the Air Force,"...